Comparison

Morpheus Training vs Clock

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Morpheus Training

This app optimizes cardio training and recovery by providing personalized heart rate zones and weekly targets. It uses HRV data to guide intensity and volume, helping users improve fitness and conditioning with zone-based interval training.

Highlights
  • Personalized heart rate zones
  • CardioSmart features
  • Zone-based interval training (ZBIT)
  • Weekly heart rate zone targets
  • Daily recovery score
  • Integrates with wearables and Apple Health Kit
Read full description

Personalized Cardio Made Simple. Morpheus is the only system that gives you truly personalized cardio — dynamic heart rate zones, daily recovery scores, and weekly training targets that adapt to your body every single day. No more guessing how hard to train, which zone you should be in, or how much cardio you need each week. Your Recovery. Your Zones. Your Targets. When paired with the Morpheus M7 heart rate monitor, Morpheus measures your HRV and resting heart rate each morning to calculate your daily recovery score. From there, it sets personalized heart rate zones and weekly targets matched to your fitness level, your goal, and how your body is responding to training. Unlike other apps that give everyone the same fixed zones based on percentages of max heart rate, Morpheus zones are anchored to your real physiological thresholds — the points at which your body shifts how it produces and uses energy. And because those thresholds change daily with your recovery, your zones adjust too. This is especially important for training in your Zone 2 — the most talked about training zone in endurance and longevity research. Zone 2 is most effective when you're training at the right intensity for your individual physiology. Too easy and you're leaving progress on the table. Too hard and you're no longer in Zone 2 at all. Because Morpheus personalizes your Zone 2 range to your actual aerobic threshold — and adjusts it daily based on your recovery — you can be confident you're always training in the zone that delivers the most benefit, not just a static percentage of max heart rate that often misses the mark. Please note: The Morpheus M7 heart rate monitor is required to unlock HRV measurement, recovery scoring, and personalized heart rate zones and targets. Build Your VO2 Max. Improve Your Health. Live Longer. VO2 max — your body's ability to use oxygen during exercise — is one of the strongest predictors of long term health and longevity. Research consistently shows that people with higher VO2 max live longer, healthier lives with a significantly lower risk of cardiovascular disease. Morpheus is built around the training principles that drive VO2 max improvement most effectively. After analyzing data from more than 500,000 workouts and 1 million days of use, Morpheus has learned exactly how much time in each of its three heart rate zones drives the fastest improvements in aerobic fitness and conditioning. Each week it sets a personalized target range for your low, moderate, and high intensity training — so you always know you’re giving your body what it needs and can recover from. Meet your targets consistently and watch your VO2 max and fitness improve. The Morpheus Methods - Train with Purpose Morpheus gives you 12 guided training methods to choose from, each designed to target a specific zone and training purpose — so you can get the most out of every workout. Whether you're focused on building your aerobic base with sustained low intensity work, developing your conditioning for a sport, or pushing your peak fitness with high intensity efforts, there's a method designed for exactly that. Each method gives you a clear structure with your heart rate guiding every phase. No guesswork, no confusion. Just targeted training that’s designed for your body so you can get the most out of every workout.

About

Clock

Features
Read full description

Clock-In Everyday: Fitness For The Next Chapter There are plenty of workout apps out there. Almost all of them are built for 25-year-olds chasing personal records. Clock-In Everyday is different. It's built specifically for people over 50 — especially those heading into retirement — because this stage of life comes with its own aches, priorities, and pace that other fitness apps just don't account for. Retirement isn't the end of your career. It's a promotion — to the most important job you'll ever have: taking care of yourself. Clock-In Everyday helps you show up for that job, every single day. A SESSION BUILT FRESH, EVERY DAY No rigid program to fight against. Each day's workout is shaped by how you actually slept, how you're recovering, your goals, and any aches or injuries you're managing — so a rough night means an easier day, and a good one means you can push a little. REAL PROGRESSION, NOT GUESSWORK Clock-In remembers your working weights and adjusts them based on what you actually did last time — sets, reps, and how it felt — so the app gets to know you the longer you use it. YOUR OWN GYM EQUIPMENT, TOO Add the machines at your gym in Settings, and switch to a second session built entirely around them — the same smart weight progression and the same care around your aches, just using what's actually in front of you at the gym instead of at home. DAILY STRETCHES THAT MAKE SENSE FOR YOU Picked from your specific aches and how today's going, not the same generic routine every day — with a clear note on why each one was chosen. QUICK REPS DON'T HAVE TO WAIT Did 20 push-ups between other things? Hold a button and say so. Clock-In logs it, tracks your daily total and best set, and works with pull-ups, chin-ups and dead hangs too — even through Siri, without opening the app. TRAINING TOWARD SOMETHING? Add an upcoming hike, ride, or event, and your sessions build toward it — sharpening as the date gets closer, then tapering automatically in the final days so you arrive fresh. BUILT AROUND HOW YOU'RE ACTUALLY DOING Clock-In reads your sleep, heart rate, and activity from Apple Health each morning and turns it into a plain-language readiness score — factoring in overnight wrist temperature too, on Apple Watches that track it — so today's plan reflects today's reality. SIMPLE SUPPLEMENT GUIDANCE General, evidence-informed supplement suggestions tailored to your goals, notes, and what you tell it you're already taking — never a substitute for medical advice, always with a reminder to check with your doctor. Clock in. Show up. Build the body that lets you enjoy every year you've earned. Clock-In Everyday is free to download, and right now the whole app is free too. Daily AI coaching, personalized stretches, and supplement guidance are fully unlocked for everyone, no subscription needed.

Screenshots

Morpheus Training4 screens
Clock4 screens

Verdict

The call

The clearest difference is in-app purchases: Morpheus Training at none against Clock's 2. Morpheus Training also leads on iOS requirement (15.1 vs 17.0). Clock's advantage is update cadence (every 5 days vs every 11 days). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Clock sells 2 in-app purchases, starting at $1.99 per month. Morpheus Training asks for nothing beyond the download.

UpkeepUpdate frequency

Morpheus Training ships an update every 11 days, Clock every 5 days. The most recent releases landed on October 15, 2026 and September 30, 2026 respectively.

Scorecard3 real differences · 7 level
Morpheus Training versus Clock: the parameters behind the verdict, then further details
ParameterMorpheus TrainingClock
PriceFreeFree
Rating4.9 (630 ratings) — better—
Positive reviews58.4% of reviews—
Number of ratings630 — better—
Update frequencyEvery 11 daysEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size71 MB14 MB
Age rating4+4+
DeveloperMorpheus Labs INCMike Dangerfield

In-app purchases

None

Morpheus Training

No in-app purchases

2 purchases

Clock

Subscriptions2
  • Clock-In Pro7 Days trial$1.991 Month
  • Clock-In Pro (Yearly)7 Days trial$9.991 Year

Questions

Is Morpheus Training free?
Morpheus Training is free to download, with no in-app purchases.
Is Clock free?
Clock is free to download, with in-app purchases available.
Do Morpheus Training or Clock have ads?
Neither Morpheus Training nor Clock shows ads.
Which is updated more often, Morpheus Training or Clock?
Morpheus Training ships an update every 11 days, and Clock every 5 days. Most recently, Morpheus Training was updated on October 15, 2026 and Clock on September 30, 2026.

Other comparisons